--- product_id: 158626727 title: "SYNERKY Bike Light Set USB Rechargeable Cycling Bicycle LED Headlight Taillight 400ML Waterproof Front Rear Light Dimmable Lights for Night Riders" brand: "synerky" price: "FREE" currency: USD in_stock: false reviews_count: 8 url: https://www.desertcart.us/products/158626727-synerky-bike-light-set-usb-rechargeable-cycling-bicycle-led-headlight store_origin: US region: United States of America --- # SYNERKY Bike Light Set USB Rechargeable Cycling Bicycle LED Headlight Taillight 400ML Waterproof Front Rear Light Dimmable Lights for Night Riders **Brand:** synerky **Price:** FREE **Availability:** ❌ Out of Stock ## Quick Answers - **What is this?** SYNERKY Bike Light Set USB Rechargeable Cycling Bicycle LED Headlight Taillight 400ML Waterproof Front Rear Light Dimmable Lights for Night Riders by synerky - **How much does it cost?** FREE with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/158626727-synerky-bike-light-set-usb-rechargeable-cycling-bicycle-led-headlight) ## Best For - synerky enthusiasts ## Why This Product - Trusted synerky brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description Technical specifications: Front light: Material: Aluminium alloy Lumen: 400 lumen super bright LED XPG 5 modes of light - automatic light sensor mode / warning light modes (15 lm, 24 H) / Medium lighting modes (200lm, 4H) / Strong light modes (400 lm, 2H) / flashing modes (400 lm, 4H) Automatic light sensor modes: the light turns itself off automatically (after 3 minutes) if you forget Battery & power capacity: 1200 mAh 3.7 V lithium polymer battery Charging time: 1-2 hours, you can charge it with a different power source, a PC and other USB chargers are recommended Charging display: Charging: red; charging complete: Green Rear light: Lumen: 100 Lumens 6 light modes - slightly attenuated light / normal light / super bright / slow flash / fast bright / fast flash Battery & power capacity: 500 mAh 3.7 V lithium polymer battery Charge time: 1 hour; you can charge it with different power sources such as laptop, PC and other USB chargers Charging display: charging: red; charging complete: green Directions for use: Front light: How to set the brightness changes: Push the on/off button to change the brightness Switch on: Press on the ON/OFF button Turn off:Hold the ON/OFF button for 3 seconds Rear light: How to set the brightness changes: Push the on/off button to change the brightness Switch on: Press on the ON/OFF button Turn off:Hold the ON/OFF button for 3 seconds The pack comprises: 1 x Front light 1 x Rear light 1 x USB charging cable 1 x Front light mount 1 x sling 1 x Instructions ## Features - About this item - ► INTELLIGENT INDUCTION FEATURES - Be smart when it matters the most. Are you tired of switching lights frequently when riding? Our Bike Light features the latest technology to keep you away from this trouble. It automatically adjusts the brightness according to the ambient light during night riding. The built-in vibration sensor chip will automatically turn off after parking for three minutes, then will start up again after feeling the vibration. ► INCREDIBLY BRIGHT TO KEEP YOU SAFE- You will be shocked and amazed at how bright it is! Our Bike light adopts latest CREE LED that provides an Ultra Bright 400-lumen output and up to 360 feet beam length. Bright enough to shine your path, and the anti-glare feature will also ensure you a safe travel. Never get stuck in the dark night again! ► FREE USB RECHARGEABLE TAIL LIGHT - This set comes with a rechargeable headlight and a rechargeable tail light of 6 flashing modes, making your bicycle stand out with an unmatched 360º visibility in the dark even in rainy night, so you and your loved ones are safer in any low light conditions. Up to 36h running time will bring you a excellent riding enjoyment together with amazing visibility & safety. ► MULTI FUNCTIONAL, MORE THAN A BIKE LIGHT - Can be a good helper as an emergency flashlight, keep it inside your car, basement, attic, and emergency kit. Take along with our LED bicycle light when you're running, jogging, hiking, camping, walking your dog, cycling, changing a tire, night time family/kids activities, power outage and MORE! It's power is more that what you can imagine! ► SAVE YOUR MONEY AND HASSLE - Never waste your time and money on BUYING Batteries again! Save the Hassle to Replace Batteries Every Few Days, It's a WIN-WIN! The front and back light are both USB Rechargeable. They charge from your computer or any device with a USB port. Takes 2 hours to fully charge and has a Runtime of 2+ hours on the highest setting, making it a best choice to be your riding partner on desertcart. Don't hesitate, just take it home! ## Images ![SYNERKY Bike Light Set USB Rechargeable Cycling Bicycle LED Headlight Taillight 400ML Waterproof Front Rear Light Dimmable Lights for Night Riders - Image 1](https://m.media-amazon.com/images/I/61L4MjK3agL.jpg) ![SYNERKY Bike Light Set USB Rechargeable Cycling Bicycle LED Headlight Taillight 400ML Waterproof Front Rear Light Dimmable Lights for Night Riders - Image 2](https://m.media-amazon.com/images/I/61juQdNtNRL.jpg) ![SYNERKY Bike Light Set USB Rechargeable Cycling Bicycle LED Headlight Taillight 400ML Waterproof Front Rear Light Dimmable Lights for Night Riders - Image 3](https://m.media-amazon.com/images/I/61ZOnN3ueDL.jpg) ![SYNERKY Bike Light Set USB Rechargeable Cycling Bicycle LED Headlight Taillight 400ML Waterproof Front Rear Light Dimmable Lights for Night Riders - Image 4](https://m.media-amazon.com/images/I/61vYKjCioUL.jpg) ![SYNERKY Bike Light Set USB Rechargeable Cycling Bicycle LED Headlight Taillight 400ML Waterproof Front Rear Light Dimmable Lights for Night Riders - Image 5](https://m.media-amazon.com/images/I/61NrWrvGJtL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Works great. Bright enough. *by S***T on Reviewed in the United States on December 30, 2019* Good deal: right price for what you get, which is plenty sufficient for the little use we make of it. ### ⭐⭐⭐⭐⭐ super bright *by T***H on Reviewed in the United States on December 27, 2019* bright easy happy not sure about battery life yet but love its USB rechargeable ### ⭐⭐⭐⭐⭐ Very bright ! *by C***O on Reviewed in the United States on November 8, 2019* Wow! this little bicycle headlight is very bright easy to charge and install for the cheap price. I ordered 3 👍 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/158626727-synerky-bike-light-set-usb-rechargeable-cycling-bicycle-led-headlight](https://www.desertcart.us/products/158626727-synerky-bike-light-set-usb-rechargeable-cycling-bicycle-led-headlight) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-05-17*